<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Sales
 * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Abstract API2 class for order item
 *
 * @category   Mage
 * @package    Mage_Sales
 * @author     Magento Core Team <core@magentocommerce.com>
 */
abstract class Mage_Sales_Model_Api2_Order_Rest extends Mage_Sales_Model_Api2_Order
{
    /**
     * Retrieve information about specified order item
     *
     * @throws Mage_Api2_Exception
     * @return array
     */
    protected function _retrieve()
    {
        $orderId    = $this->getRequest()->getParam('id');
        $collection = $this->_getCollectionForSingleRetrieve($orderId);

        if ($this->_isPaymentMethodAllowed()) {
            $this->_addPaymentMethodInfo($collection);
        }
        if ($this->_isGiftMessageAllowed()) {
            $this->_addGiftMessageInfo($collection);
        }
        $this->_addTaxInfo($collection);

        $order = $collection->getItemById($orderId);

        if (!$order) {
            $this->_critical(self::RESOURCE_NOT_FOUND);
        }
        $orderData = $order->getData();
        $addresses = $this->_getAddresses(array($orderId));
        $items     = $this->_getItems(array($orderId));
        $comments  = $this->_getComments(array($orderId));

        if ($addresses) {
            $orderData['addresses'] = $addresses[$orderId];
        }
        if ($items) {
            $orderData['order_items'] = $items[$orderId];
        }
        if ($comments) {
            $orderData['order_comments'] = $comments[$orderId];
        }
        return $orderData;
    }
}